AMD Carrizo Pre-release thread

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Aug 11, 2008
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They even doesn't do somewhat decent with Intel up the higher tier....
I remember the old times when Intel CPU was shipped with a decent nVIDIA or AMD dGPU.... sadly, seems that those times won't come back....

There are plenty of laptops with intel cpus and nvidia dgpus. In fact I just bought my grandson a nice asus gaming laptop with an intel i7 and a GTX960M for his graduation gift.

As for AMD, performance per watt of their dgpus is not competitive with Maxwell and optimus gpu switching has always been much better implemented than enduro or whatever AMD call their system. Thus their lack of presence in laptops.
 

Dresdenboy

Golden Member
Jul 28, 2003
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citavia.blog.de
"Utimate crap" is admittedly a perjurotive term, but all you have to do is look at marketshare in the server market to see the facts. In the bulldozer era, AMDs share went from i think around 20% to around 5%. And you are trying to defend this product?

We just need some clear classification.

And I propose following hypothesis: This decline has by a large part been caused by Intel's continuously improved offerings while AMD didn't do much there. The rest can be explained by lowered prices, FMA advantages in the beginning, later lost focus in server/HPC business (aside from SeaMicro) and probably some other points like JF leaving AMD.
 

mrmt

Diamond Member
Aug 18, 2012
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Mate, I'm not here to argue with you. My post was to illuminate how extreme the bias is in some posts around here. There are posts full of ludicrous statements and unsubstantiated claims, and they're made by posters who will troll threads "arguing" with anyone who disagrees.

There is nothing unsubstantiated in calling all AMD current AMD chips a crap on the server market.
 

AtenRa

Lifer
Feb 2, 2009
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In the bulldozer era, AMDs share went from i think around 20% to around 5%. And you are trying to defend this product?

Latest AMD Server SKU was introduced back in 2012 with the Opteron 6300 series, almost 3 years ago. So after 2013 onwards, AMD was loosing market share for two reasons.

1: No new competitive products in the market. PileDriver SKUs where not competitive against Intel from H2 2013 onwards against Haswell.

2: Server market volume increased and Intel Server shipments increased more than AMDs the last 2-3 years. So even if AMD were selling the same amount of Server SKUs as in 2012 they would still be loosing market share because of the higher increased Intel volume shipments.

Since we havent seen a 22nm SOI SteamRoller and Excavator Server parts, we dont know how they would compete against Intel Haswell. But both Steamroller and Excavator has higher Throughput than Haswell and with a nice 20nm SOI process they could be very competitive.
 

mrmt

Diamond Member
Aug 18, 2012
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To explain this we might also call the human factor. This is not only a problem in forums and among sports fans. This also plays a role in companies. And I've learned many interesting things about it's influence. Most of us are no rational machines. That's why marketing ppl or company leaders might hide the complete truth. This happens and it surely wasn't Lisa Su's or Jim Keller's fault.

When I say incompetent I think I'm already implying human factors. AMD management in general is very incompetent. That they tried to portrait something like Bulldozer as a server processor is just the icing on the cake. They didn't hide the complete truth, they screwed up big time in the marketing message.


And I propose following hypothesis: This decline has by a large part been caused by Intel's continuously improved offerings while AMD didn't do much there. The rest can be explained by lowered prices, FMA advantages in the beginning, later lost focus in server/HPC business (aside from SeaMicro) and probably some other points like JF leaving AMD.

The decline was not because AMD didn't do much, but because they failed in everything they tried to do after K10. They had to flush the entire R&D pipeline because of the Bulldozer fiasco.
 

dark zero

Platinum Member
Jun 2, 2015
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There are plenty of laptops with intel cpus and nvidia dgpus. In fact I just bought my grandson a nice asus gaming laptop with an intel i7 and a GTX960M for his graduation gift.

As for AMD, performance per watt of their dgpus is not competitive with Maxwell and optimus gpu switching has always been much better implemented than enduro or whatever AMD call their system. Thus their lack of presence in laptops.
Oh, I was referring to the lowest tier. I had a Intel Pentium P6000 CPU (upgraded to Core i3 380M, much better than any Core i3 U tier Haswell) with an AMD HD 5470 dGPU. I was meant to post, sorry I am forgot that little detail D:
 

CHADBOGA

Platinum Member
Mar 31, 2009
2,135
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And I propose following hypothesis: This decline has by a large part been caused by Intel's continuously improved offerings while AMD didn't do much there. The rest can be explained by lowered prices, FMA advantages in the beginning, later lost focus in server/HPC business (aside from SeaMicro) and probably some other points like JF leaving AMD.

LOL. Are you serious?

AMD's decline could be more attributed to him joining AMD, than leaving it.

He made an idiot out of himself on just about every computer forum, insisting Bulldozer wouldn't suffer IPC loss.
 

richaron

Golden Member
Mar 27, 2012
1,357
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There is nothing unsubstantiated in calling all AMD current AMD chips a crap on the server market.

Is that what you said? let's revise. You said:

There is a difference between painting your product in the most positive light possible and painting your product in a manner completely divorced from reality. Unfortunately AMD leans towards the latter. Take for example the server market, Bulldozer was the ultimate crap on that market, even if processors came for free it wouldn't make sense to build a Bulldozer server, but yet the company failed to acknowledge this and tried to push that dog on the server market. The result was that not only the company server business was wiped out, AMD credibility on that market also was severely damaged.

I replied with:

So AMD leans towards being "divorced from reality"? I knew engineers were a queer folk.

And Bulldozer was "the ultimate crap" on the server market? I think I need a definition...

In fact you claim "even if processors came for free it wouldn't make sense to build a Bulldozer server". And you even try to blame AMD for not acknowledging this? Lulz. I would love to see your numbers.

And you go on to claim [AMD's] "server business was wiped out". Of which your proof is something other than the ongoing server development.

If something was going to be described as "the ultimate crap" on anything... I'm surprised at the level of well thought out, objective, technical, & substantiated discussion going on.

"all AMD current AMD chips a crap on the server market" is the least of the unintelligible stuff you write.
 

monstercameron

Diamond Member
Feb 12, 2013
3,818
1
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Not that I know of. I've heard noise about Excavator/Carrizo only supporting DDR4 for "server parts", but I'll be darned if I know what are those parts.


Sorry friend that was rhetorical, I was trying to derail the server and bulldozer talk.

Do you have a link to that noise?
 

Dresdenboy

Golden Member
Jul 28, 2003
1,730
554
136
citavia.blog.de
When I say incompetent I think I'm already implying human factors. AMD management in general is very incompetent. That they tried to portrait something like Bulldozer as a server processor is just the icing on the cake. They didn't hide the complete truth, they screwed up big time in the marketing message.
It could've been the other way round. They had the plan for another server processor from the beginning. That's as business is expected to happen if it is full of MBAs. The R&D teams and engineers have to deliver. But with such complex things as CPUs where you've still to find the solutions, which are already scheduled and tied to milestones, there could always be delays, buggy features, wrong assumptions (heuristics), imprecise simulations, etc. This is the human factor at work at every level.

The decline was not because AMD didn't do much, but because they failed in everything they tried to do after K10. They had to flush the entire R&D pipeline because of the Bulldozer fiasco.
When did they flush the entire pipeline? They left out finishing some projects like Krishna, Wichita, Skybridge, and others, which was either related to GF processes, market situations or changed plans. The last big µarch thing being cancelled which I know of is David Christie's (and even Jim Keller's) original K8 design. Nothing is really missing in the construction line. Ok, the only thing I might miss from the original µarch roadmap is "greater parallelism" of SR, but this is interpretation (in the end +0.1% is "greater"). Other topics like ASF have been developed, but didn't get a go - possibly due to discontinueing the server line. Otherwise they'd have announced it, since ASF is nothing else than TSX.

And regarding servers, Johan pretty much summed it up:
AMD promised us (in 2009/2010) that the Opteron 6200 would be significantly faster than the 6100: "unprecedented server performance gains". That is somewhat the case if you recompile your software with the latest and greatest optimized compiler as AMD's own SPEC CINT (+19%), CFP 2006 (+11%) and Linpack benchmarks (+32%) show.

One of the real advantages of a new processor architecture (prime examples where the K7 and K8) is if it performs well in older software too, without requiring a recompile.
http://www.anandtech.com/show/5058/amds-opteron-interlagos-6200/14

Chuck Moore proposed throughput (more threads) being the solution. And he (or someone else) decided to take the risk of not getting enough compiler support and lower performance on existing code and code compiled for other archs. This is a decision and didn't play out. But that's economic life in a perfection seeking world. Nobody has a crystal ball. And only bigger companies have enough power to ensure the following of the software crowd.

LOL. Are you serious?

AMD's decline could be more attributed to him joining AMD, than leaving it.

He made an idiot out of himself on just about every computer forum, insisting Bulldozer wouldn't suffer IPC loss.
Hey, you detected my sarcasm. If you looked closely, I had both positive and negative points in this list. So the kind of effect of JF's work is up to you. I think the most likely thing is that we take such forums as too important as nearly noone among our engineers knows them (sometimes unfortunately, sometimes fortunately). And we're doing ADAS and more future stuff.
 

Dresdenboy

Golden Member
Jul 28, 2003
1,730
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citavia.blog.de
Where are the Opterons Steamroller and Excavator?
Sorry for formulating complex sentences. What you mean, falls under
Dresdenboy said:
They left out finishing some projects like Krishna, Wichita, Skybridge, and others, which was either related to GF processes, market situations or changed plans.
But Steamroller and Excavator microarchitectures do exist. But given the situations surrounding their launches, would you give processors based on them a big chance to regain some share? Wouldn't that be nearly useless instead?

We're talking µarchs and Carrizo here (a mobile part), and your context seems to be fixed on servers, to find some negative points. Are you an IT guy? I know ours, so.. to my last point.
 
Aug 11, 2008
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Sorry for formulating complex sentences. What you mean, falls under

But Steamroller and Excavator microarchitectures do exist. But given the situations surrounding their launches, would you give processors based on them a big chance to regain some share? Wouldn't that be nearly useless instead?

We're talking µarchs and Carrizo here (a mobile part), and your context seems to be fixed on servers, to find some negative points. Are you an IT guy? I know ours, so.. to my last point.

You certainly dont have to look at servers to find negative points for AMD. Mobile is nearly as bad, for both apus and dgpus. Will Carrizo change that? Perhaps, but I would not count on it. An without any igp, I cant see Zen in mobile at all initially. What they need is a zen apu with HBM. I still cant believe they are abandoning their only area of superiority to intel (igpu tech) and bringing out Zen without an igp.
 

DrMrLordX

Lifer
Apr 27, 2000
21,813
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Sorry friend that was rhetorical, I was trying to derail the server and bulldozer talk.

Oh woop. Yeah, not sure why we're going on about servers in a notebook CPU thread . . .

Do you have a link to that noise?

http://www.overclock.net/t/1555615/amd-kaveri-refresh-a10-7870k-apu-arrives/100_100#post_24026870

Mind you, AMD is in the habit of producing all kinds of interesting things on paper that never make it into commercially-available hardware, so that may be as far as "server Carrizo" ever gets. Or maybe it'll be a part of AMD's semi-custom business for 2015 and part of 2016. Who knows.

Mobile is nearly as bad, for both apus and dgpus. Will Carrizo change that? Perhaps, but I would not count on it.

Carrizo has already changed things in terms of hardware capabilities. It really is a good chip, as shown by the limited reviews we've seen to date. If they don't sell then so be it. The buying public votes with their wallets, and if they want hardware monoculture then we'll pretty much be stuck with it, the end.
 
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maarten12100

Member
Jan 11, 2013
150
0
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Carrizo has already changed things in terms of hardware capabilities. It really is a good chip, as shown by the limited reviews we've seen to date. If they don't sell then so be it. The buying public votes with their wallets, and if they want hardware monoculture then we'll pretty much be stuck with it, the end.
Why are you being cynical? Or are you?
"We have actually seen first-hand what Carrizo can do, and feel like this will be a game changer for the mobile market. It lays the foundation for a future of very efficient, very powerful HSA enabled processors."
If Tom's said they feel like Carrizo is a game changer not for AMD but for the mobile market it must be really good. As we basically are already told it is more efficient than the i5 5200u in various scenarios the only thing keeping AMD back is Intel's sleezy practices.

For all you Americans too bad you're probably not getting one unless you settle for the world's word screen, case, trackpad etc etc...
Level playing field NOT...

I just hope the launch models here will be good and the claims turn out to be correct. :thumbsup:
 
Aug 11, 2008
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That Toms article was basically a rehash of AMD's PR slides. I will withhold judgement until we see some independent tests of shipping hardware. But hey all is good in AMD land. If the product fails, you can always blame someone else.
 

el etro

Golden Member
Jul 21, 2013
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The original Steamroller and Exacavator never come to light, they were axed back in 2012. The new SteamrollerB(made at GF28nm High Peformance) and Carrizo were proposed back in that time.

Kinda weird adapting a former speed demon, troughput-oriented architecture, to high area/power efficiency design. IMO the works done on Piledriver, Steamroller and Excavator was all goods. At this time, only Zen can be the game changer AMD needs on High-Peformance CPUs.
 

mrmt

Diamond Member
Aug 18, 2012
3,974
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It could've been the other way round. They had the plan for another server processor from the beginning. That's as business is expected to happen if it is full of MBAs. The R&D teams and engineers have to deliver. But with such complex things as CPUs where you've still to find the solutions, which are already scheduled and tied to milestones, there could always be delays, buggy features, wrong assumptions (heuristics), imprecise simulations, etc. This is the human factor at work at every level.

You are correct here, and being unable to deal with these "human factors" also falls in the category of incompetence.

They left out finishing some projects like Krishna, Wichita, Skybridge, and others, which was either related to GF processes, market situations or changed plans.

Which begs the questions, what prompted the poor marketing conditions or change of plans? I can't see the big analytical leap in realizing that all the markets served with AMD CMT chips reported a precipitous drop in AMD sales and market share, and that even the cat cores, a low cost initiative, fared better when compared to the competition.

When did they flush the entire pipeline? They left out finishing some projects like Krishna, Wichita, Skybridge, and others, which was either related to GF processes, market situations or changed plans. The last big µarch thing being cancelled which I know of is David Christie's (and even Jim Keller's) original K8 design. Nothing is really missing in the construction line. Ok, the only thing I might miss from the original µarch roadmap is "greater parallelism" of SR, but this is interpretation (in the end +0.1% is "greater"). Other topics like ASF have been developed, but didn't get a go - possibly due to discontinueing the server line. Otherwise they'd have announced it, since ASF is nothing else than TSX.

I'm not really sure of what make up of this post here. You being an informed engineer surely knows that a sizable part of the R&D budget and project schedule of a given chip is related to physical design, testing and validation, so the fact that AMD finished the uarch but didn't develop a server chip doesn't mean that the pipeline wasn't flushed, especially when the consumer chips doesn't use things not even close to the interconnect and the better cache architecture AMD would need to go beyond 8C on a die and stay competitive. Basically AMD scrapped all they have and went back to the drawing board with Zen.

Chuck Moore proposed throughput (more threads) being the solution. And he (or someone else) decided to take the risk of not getting enough compiler support and lower performance on existing code and code compiled for other archs. This is a decision and didn't play out. But that's economic life in a perfection seeking world. Nobody has a crystal ball. And only bigger companies have enough power to ensure the following of the software crowd.

And that's why sites like Anandtech were expecting Bulldozer to shine on the server market, they were all hopping into AMD marketing bandwagon instead of doing a simple TCO analysis that any junior analyst would manage to do. The real issue wasn't poor performance (performance was "ok", as stated by AMD marketing), but perf/watt, which was (and still is) atrocious.

On the other hand I wouldn't think low enough of AMD engineers and management to think that AMD would risk their 10 years project for the sake of a few hundred million dollars in compiler and software support. The real answer is that AMD got the numbers and got the TCO costs, and likely decided that no amount of money spent in software support could make up for the shortcomings of the chip. It was a problematic chip with a very problematic development, the first version was canned in 2009, they had to know they had issues, even if their internal controls weren't working as advertised.
 

maarten12100

Member
Jan 11, 2013
150
0
0
Could you tell us more about those "sleazy practices"? Thanks.
The fact there are basically no quality AMD notebooks in the US market. Also contra revenue tactics.

This is what the playing field looks like (Intel has the left side of this field and the field will switch once there is a change of sides):


That Toms article was basically a rehash of AMD's PR slides. I will withhold judgement until we see some independent tests of shipping hardware. But hey all is good in AMD land. If the product fails, you can always blame someone else.
Waiting for more concrete info is a good idea. And blaming someone else that is abusing it's power and using that power to mistreat consumers due to lack of competition. Well I guess blaming some one else is totally justified in such a scenario and I will continue to do so. Until the underdog is not longer the underdog and we have actual fair competition.

www.notebookcheck.com/fileadmin/_processed_/csm_carrizo_footnotes_p1_1_534de8e965.jpg
 
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